Home / 106,940.15-147,593.22-61,609.51

Finding the Fourth Proportional to 106,940.15, 147,593.22 and 61,609.51

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Solution

The fourth proportional to 106,940.15, 147,593.22 and 61,609.51 is: 85,030.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,940.15 : 147,593.22 = 61,609.51 : x
  2. Step 2: Convert to fraction form
    106,940.15/147,593.22 = 61,609.51/x
  3. Step 3: Cross multiply
    106,940.15x = 147,593.22 × 61,609.51
  4. Step 4: Simplify right side
    106,940.15x = 9,093,145,225.56
  5. Step 5: Solve for x
    x = 9,093,145,225.56/106,940.15
  6. Step 6: Final answer
    x = 85,030.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.